Home / 2,878,524.94-3,970,699.16-1,859,929.69

Finding the Fourth Proportional to 2,878,524.94, 3,970,699.16 and 1,859,929.69

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Solution

The fourth proportional to 2,878,524.94, 3,970,699.16 and 1,859,929.69 is: 2,565,626.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,524.94 : 3,970,699.16 = 1,859,929.69 : x
  2. Step 2: Convert to fraction form
    2,878,524.94/3,970,699.16 = 1,859,929.69/x
  3. Step 3: Cross multiply
    2,878,524.94x = 3,970,699.16 × 1,859,929.69
  4. Step 4: Simplify right side
    2,878,524.94x = 7,385,221,257,742.06
  5. Step 5: Solve for x
    x = 7,385,221,257,742.06/2,878,524.94
  6. Step 6: Final answer
    x = 2,565,626.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.